public class test6 {
    //顺序打印--进阶版
    //有三个线程，分别只能打印A，B和C
    //要求按顺序打印ABC，打印10次
    //输出示例：
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    //ABC
    public static Object locker1=new Object();
    public static Object locker2=new Object();
    public static Object locker3=new Object();
    public static void main(String[] args) throws InterruptedException {
        Thread t1=new Thread(()->{
            try {
                for(int i=0;i<10;i++){
                    synchronized (locker1){
                        locker1.wait();
                    }
                    System.out.print("A");
                    synchronized (locker2) {
                        locker2.notify();
                    }
                }

            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        });
        Thread t2=new Thread(()->{
            try {
                for(int i=0;i<10;i++){
                    synchronized (locker2){
                        locker2.wait();
                    }
                    System.out.print("B");
                    synchronized (locker3) {
                        locker3.notify();
                    }
                }

            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        });
        Thread t3=new Thread(()->{
            try {
                for(int i=0;i<10;i++){
                    synchronized (locker3){
                        locker3.wait();
                    }
                    System.out.print("C\n");
                    //System.out.println();
                    synchronized (locker1) {
                        locker1.notify();
                    }
                }

            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        });
        t1.start();
        t2.start();
        t3.start();

        Thread.sleep(1000);
        synchronized (locker1) {
            locker1.notify();
        }
    }
}
